<template>
  <div class="my-container">
    <div
      class="header not-login"
      v-if="!user"
    >
      <!-- 未登录头部 -->
      <div class="header not-login">
        <!-- 点击跳转回主页面 -->
        <div
          class="login-btn"
          @click="$router.push('/login')"
        >
          <!-- 未登录的头像设置 -->
          <img
            class="mobile-img"
            src="~@/assets/mobile.png"
            alt=""
          >
          <span class="text">登录 / 注册</span>
        </div>
      </div>
    </div>
    <!-- 已登录头部 -->
    <div
      class="header user-info"
      v-else
    >
      <div class="base-info">
        <div class="left">
          <!--
image: 增强版的 img 标签，提供多种图片填充模式，支持图片懒加载、加载中提示、加载失败提示
round: 设置图片变圆
fit="cover" ： fit填充模式：cover保持宽高缩放图片，使图片的短边能完全显示出来，裁剪长边
  -->
          <van-image
            class="avatar"
            :src="userInfo.photo"
            round
            fit="cover"
          />
          <span class="name">{{ userInfo.name }}</span>
        </div>
        <div class="right">
          <van-button
            size="mini"
            round
            to="/user/profile"
          >编辑资料</van-button>
        </div>
      </div>
      <div class="data-stats">
        <div class="data-item">
          <span class="count">{{ userInfo.art_count }}</span>
          <span class="text">头条</span>
        </div>
        <div class="data-item">
          <span class="count">{{ userInfo.follow_count }}</span>
          <span class="text">关注</span>
        </div>
        <div class="data-item">
          <span class="count">{{ userInfo.fans_count }}</span>
          <span class="text">粉丝</span>
        </div>
        <div class="data-item">
          <span class="count">{{ userInfo.like_count }}</span>
          <span class="text">获赞</span>
        </div>
      </div>
    </div>
    <!-- /已登录头部 -->
    <van-grid
      class="grid-nav mb-9"
      :column-num="2"
    >
      <van-grid-item class="grid-item">
        <!-- 插槽字体图标 -->
        <i
          slot="icon"
          class="toutiao toutiao-shoucang"
        ></i>
        <!-- 插槽文字插入 -->
        <span
          slot="text"
          class="text"
        >收藏</span>
      </van-grid-item>
      <van-grid-item class="grid-item">
        <i
          slot="icon"
          class="toutiao toutiao-lishi"
        ></i>
        <span
          slot="text"
          class="text"
        >历史</span>
      </van-grid-item>
    </van-grid>
    <van-cell
      title="消息通知"
      is-link
    />
    <van-cell
      class="mb-9"
      title="小智同学"
      is-link
    />
    <van-cell
      v-if="user"
      class="logout-cell"
      clickable
      title="退出登录"
      @click="sunt"
    />
  </div>
</template>
<script>
import { getUserInfo } from '@/api/login'
import { mapState } from 'vuex'
import { removeItem } from '@/utils/storage'
export default {
  // 组件名称
  name: '',
  // 局部注册的组件
  components: {},
  // 组件参数 接收来自父组件的数据
  props: {},
  // 组件状态值
  data () {
    return {
      userInfo: ''
    }
  },
  // 计算属性
  computed: {
    ...mapState(['user'])
  },
  // 侦听器
  watch: {},
  // 生命周期钩子   注：没用到的钩子请自行删除
  /**
  * 组件实例创建完成,属性已绑定,但DOM还未生成,el属性还不存在
  */
  created () {
    if (this.user) {
      this.loadUserInfo()
    }
  },
  /**
  * el 被新创建的 vm.el 替换，并挂载到实例上去之后调用该钩子。
  * 如果 root 实例挂载了一个文档内元素，当 mounted 被调用时 vm.el 也在文档内。
  */
  mounted () { },
  // 组件方法
  methods: {
    onChange (index) {
      this.current = index
    },
    sunt () {
      this.$dialog.confirm({
        title: '确认退出吗'
      })
        .then(() => {
          // on confirm
          this.$store.state.user = null
          removeItem('TOUTIAO_USER')
        })
        .catch(() => {
          // on cancel
        })
    },
    async loadUserInfo () {
      try {
        const { data } = await getUserInfo()
        this.userInfo = data.data
      } catch {
        this.$toast('获取用户信息失败')
      }
    }
  }
}
</script>

<style scoped lang="less">
.my-container {
  .header {
    height: 361px;
    background: url("~@/assets/banner.png"); // css中使用@需要添加~,@代表src
    background-size: cover;
  }

  .not-login {
    display: flex;
    justify-content: center;
    align-items: center;
    .login-btn {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      .mobile-img {
        width: 132px;
        height: 132px;
        margin-bottom: 15px;
      }
      .text {
        font-size: 28px;
        color: #fff;
      }
    }
  }
}
.user-info {
  .base-info {
    height: 231px;
    padding: 76px 32px 23px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    .left {
      display: flex;
      align-items: center;
      .avatar {
        width: 132px;
        height: 132px;
        border: 4px solid #fff;
        margin-right: 23px;
      }
      .name {
        font-size: 30px;
        color: #fff;
      }
    }
  }
  .data-stats {
    display: flex;
    .data-item {
      height: 130px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      color: #fff;
      .count {
        font-size: 36px;
      }
      .text {
        font-size: 23px;
      }
    }
  }
}
.grid-nav {
  .grid-item {
    height: 141px;
    i.toutiao {
      font-size: 45px;
    }
    .toutiao-shoucang {
      color: #eb5253;
    }
    .toutiao-lishi {
      color: #ff9d1d;
    }
    span.text {
      font-size: 28px;
    }
  }
}
.logout-cell {
  text-align: center;
  color: #d86262;
}

.mb-9 {
  margin-bottom: 9px;
}
</style>
